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authorIain Sandoe <iains@gcc.gnu.org>2010-11-06 10:48:18 +0000
committerIain Sandoe <iains@gcc.gnu.org>2010-11-06 10:48:18 +0000
commit91ebb981ec251976ec43c36e7f2de101855d2b45 (patch)
treeaf63074e9f4040f49a64cedb2d17c074c3c9f236 /gcc/c-family/stub-objc.c
parent2952a37e88596fa92a77bb8ae9c7afac7e727d46 (diff)
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NS/CF String format syntax parsing.
gcc: PR target/44981 * doc/extend.tex (format): Document NSString extension. (format_arg): Likewise. (Darwin Format Checks): New section. * doc/tm.texi: Document string object hooks (generated). * doc/tm.texi.in (TARGET_OBJC_CONSTRUCT_STRING_OBJECT) Rename. (TARGET_STRING_OBJECT_REF_TYPE_P): New. (TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): New. * target.def (objc_construct_string_object): Rename, amend documentation. (string_object_ref_type_p): New hook. (check_string_object_format_arg): New hook. * c-parser.c (c_parser_attributes): Allow objective-c class names as attribute identifiers. * config/darwin-c.c (darwin_cfstring_ref_p): New. (darwin_check_cfstring_format_arg): New. (darwin_additional_format_types): New. * config/darwin-protos.h (darwin_cfstring_ref_p) New. (darwin_check_cfstring_format_arg): New. * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT) Renamed. (TARGET_STRING_OBJECT_REF_TYPE_P): New. (TARGET_N_FORMAT_TYPES): New. (TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): New. gcc/c-family: PR target/44981 * c-format.c (format_type): New type gcc_objc_string_format_type. (valid_stringptr_type_p): New. (handle_format_arg_attribute): Use valid_stringptr_type_p (). (check_format_string): Pass expected type, use valid_stringptr_type_p (), check that the format string types are consistent with the format specification. (decode_format_attr): Warn if NSString is used outside objective-c. (format_types_orig): Add NSString. (format_name): New. (format_flags): New. (check_format_arg): Handle format strings requiring an external parser. first_target_format_type: New variable. (handle_format_attribute): Set up first_target_format_type, pass the expected format arg string type to check_format_string(). * c-common.h (FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL): New flag. * stub-objc.c (objc_string_ref_type_p): New. (objc_check_format_arg): New. gcc/objc: PR target/44981 * objc-act.c (objc_build_string_object): Amend for renamed hook. (objc_string_ref_type_p): New. (objc_check_format_arg): New. gcc/testsuite: PR target/44981 * gcc.dg/darwin-cfstring-format-1.c: New. * gcc.dg/warn-nsstring.c: New. * objc.dg/fsf-nsstring-format-1.m: New. * obj-c++.dg/fsf-nsstring-format-1.mm: New. * obj-c++.dg/torture/strings/const-cfstring-1.mm: Update for darwin10 linker warning. From-SVN: r166398
Diffstat (limited to 'gcc/c-family/stub-objc.c')
-rw-r--r--gcc/c-family/stub-objc.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/gcc/c-family/stub-objc.c b/gcc/c-family/stub-objc.c
index 1f3b854..9dd6ef5 100644
--- a/gcc/c-family/stub-objc.c
+++ b/gcc/c-family/stub-objc.c
@@ -2,7 +2,7 @@
that are called from within the C and C++ front-ends,
respectively.
Copyright (C) 1991, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
- 2004, 2005, 2007, 2009 Free Software Foundation, Inc.
+ 2004, 2005, 2007, 2009, 2010 Free Software Foundation, Inc.
This file is part of GCC.
@@ -440,3 +440,15 @@ void
objc_write_global_declarations (void)
{
}
+
+bool
+objc_string_ref_type_p (tree ARG_UNUSED (strp))
+{
+ return false;
+}
+
+void
+objc_check_format_arg (tree ARG_UNUSED (format_arg),
+ tree ARG_UNUSED (args_list))
+{
+}